Não informado. (1970). Child, Care Health and Development. Blackwell Scientific Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Child, Care Health and Development. Oxford, Inglaterra: Blackwell Scientific Publications, 1970.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Child, Care Health and Development. Blackwell Scientific Publications, 1970.
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